Home / 21,584.07-32,390.78-7,733.07

Finding the Fourth Proportional to 21,584.07, 32,390.78 and 7,733.07

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Solution

The fourth proportional to 21,584.07, 32,390.78 and 7,733.07 is: 11,604.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584.07 : 32,390.78 = 7,733.07 : x
  2. Step 2: Convert to fraction form
    21,584.07/32,390.78 = 7,733.07/x
  3. Step 3: Cross multiply
    21,584.07x = 32,390.78 × 7,733.07
  4. Step 4: Simplify right side
    21,584.07x = 250,480,130.43
  5. Step 5: Solve for x
    x = 250,480,130.43/21,584.07
  6. Step 6: Final answer
    x = 11,604.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.